Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-09-2024 00:29

General

  • Target

    d37b9c7530ad72b0513c761093e8f760N.exe

  • Size

    1.9MB

  • MD5

    d37b9c7530ad72b0513c761093e8f760

  • SHA1

    24e645aaa27325bb6fa8e029644a9bbfcaeee447

  • SHA256

    15b8f708189f176ba7fd0ba8150bbd06d44d17fc2baf6c3137c4b4113a42a983

  • SHA512

    520884af155c6787ca5de4079b441c5792ad75c938b28efab224296ed825bdbfd950e267c0c6f7606cfcb5a7eed5e5027398ec09425518fe753f4fa92108ad4d

  • SSDEEP

    49152:6rAe/Rk4P/VXFmZPZlvdvmAYpJiiycBa+BSptT6aG:6rAe/REZPvdvjG9ycBX1

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Stealc

    Stealc is an infostealer written in C++.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 10 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d37b9c7530ad72b0513c761093e8f760N.exe
    "C:\Users\Admin\AppData\Local\Temp\d37b9c7530ad72b0513c761093e8f760N.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3968
    • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
      "C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4112
      • C:\Users\Admin\AppData\Local\Temp\1000042001\f576f79a87.exe
        "C:\Users\Admin\AppData\Local\Temp\1000042001\f576f79a87.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:412
  • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4612
  • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • C:\ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe

    Filesize

    1.9MB

    MD5

    d37b9c7530ad72b0513c761093e8f760

    SHA1

    24e645aaa27325bb6fa8e029644a9bbfcaeee447

    SHA256

    15b8f708189f176ba7fd0ba8150bbd06d44d17fc2baf6c3137c4b4113a42a983

    SHA512

    520884af155c6787ca5de4079b441c5792ad75c938b28efab224296ed825bdbfd950e267c0c6f7606cfcb5a7eed5e5027398ec09425518fe753f4fa92108ad4d

  • C:\Users\Admin\AppData\Local\Temp\1000042001\f576f79a87.exe

    Filesize

    1.7MB

    MD5

    5d91654e434d738d19d7d1c5cc68d45c

    SHA1

    8e84ffee89d063a3d651c0b394b407e5dbe1ab20

    SHA256

    4b0a44c5c46b353abd46e4f68f73f51123d00aaf5450d0953a84484a5f25e63f

    SHA512

    3c76c1bbf8a11f7a01381ab488ee127960342ab2c64910bf16509d6038c99ba32260dbf6b9540343846fc316fe9ea042be3199f275b03ecf3316130269ddd8ff

  • memory/412-112-0x0000000000220000-0x0000000000885000-memory.dmp

    Filesize

    6.4MB

  • memory/412-38-0x0000000000220000-0x0000000000885000-memory.dmp

    Filesize

    6.4MB

  • memory/412-114-0x0000000000220000-0x0000000000885000-memory.dmp

    Filesize

    6.4MB

  • memory/412-42-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/412-40-0x0000000000220000-0x0000000000885000-memory.dmp

    Filesize

    6.4MB

  • memory/412-113-0x0000000000220000-0x0000000000885000-memory.dmp

    Filesize

    6.4MB

  • memory/412-106-0x0000000000220000-0x0000000000885000-memory.dmp

    Filesize

    6.4MB

  • memory/412-39-0x0000000000220000-0x0000000000885000-memory.dmp

    Filesize

    6.4MB

  • memory/3968-0-0x00000000003D0000-0x00000000008A6000-memory.dmp

    Filesize

    4.8MB

  • memory/3968-2-0x00000000003D1000-0x00000000003FF000-memory.dmp

    Filesize

    184KB

  • memory/3968-3-0x00000000003D0000-0x00000000008A6000-memory.dmp

    Filesize

    4.8MB

  • memory/3968-4-0x00000000003D0000-0x00000000008A6000-memory.dmp

    Filesize

    4.8MB

  • memory/3968-1-0x0000000077BE4000-0x0000000077BE6000-memory.dmp

    Filesize

    8KB

  • memory/3968-17-0x00000000003D0000-0x00000000008A6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-86-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-117-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-58-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-41-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-22-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-21-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-20-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-19-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-18-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-115-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-116-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-76-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-118-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-127-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-126-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-122-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-123-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-124-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4112-125-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4308-129-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4308-130-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4612-121-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB

  • memory/4612-120-0x00000000002E0000-0x00000000007B6000-memory.dmp

    Filesize

    4.8MB